Home / 425,905,491.75-587,755,289.33-240,265,933.35

Finding the Fourth Proportional to 425,905,491.75, 587,755,289.33 and 240,265,933.35

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Solution

The fourth proportional to 425,905,491.75, 587,755,289.33 and 240,265,933.35 is: 331,570,209.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,905,491.75 : 587,755,289.33 = 240,265,933.35 : x
  2. Step 2: Convert to fraction form
    425,905,491.75/587,755,289.33 = 240,265,933.35/x
  3. Step 3: Cross multiply
    425,905,491.75x = 587,755,289.33 × 240,265,933.35
  4. Step 4: Simplify right side
    425,905,491.75x = 141,217,573,172,271,760
  5. Step 5: Solve for x
    x = 141,217,573,172,271,760/425,905,491.75
  6. Step 6: Final answer
    x = 331,570,209.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.